Dog pneumonia is a disease that refers to infection of the respiratory system which occur when the air sacs of the lungs tissues is filled up with fluid by aspiration.
Dog pneumonia is usually caused by bacteria, viruses, parasites or fungi.
Since there are many different types of bacteria that can be the cause pneumonia in dog so the symptoms is often confuse with Canine Influenza (dog flu) during the early stage.
Inflammation which is causes by lung irritation is known as pneumonitis. Aspiration of a liquid into the lung can lead to secondary infection and heart problems.

Causes of dog pneumonia


Coccidioides immitis, Cryptococcus neoformans etc.


secondary infection after kennel cough (tracheobronchitis), malfunction of dog’s esophagus (Megaesophagus) etc.


Canine Distemper Virus (CDV) or Upper Respiratory Infection (URI).


lungworms or any other types of worms that can migrate to the lung.


absence of cells due to infection, inflammatory and extreme infiltration of the lung.

Dog Pneumonia Symptoms

  • cough
  • fever
  • loss of appetite
  • difficulty breathing
  • listlessness
  • exhausted rapidly

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